鸟胺酸 (鳥胺酸) niǎoànsuān
          
              niǎoànsuān 
              
              noun 
              ornithine 
              Domain: Modern Chinese 现代汉语
              
                , Subdomain: Zoology 
              
              
                , Concept:  
              
              
              
                Notes: (CC-CEDICT '鳥胺酸')